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CVE-2021-33183

Quick assessment

Affected
Synology Synology Docker
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Docker是美国Docker公司的一款开源的应用容器引擎。该产品支持在Linux系统上创建一个容器（轻量级虚拟机）并部署和运行应用程序，以及通过配置文件实现应用程序的自动化安装、部署和升级。 Synology Docker 18.09.0-0515之前存在路径遍历漏洞，该漏洞允许本地用户通过未指定的向量读取或写入任意文件

CVSS 7.9 · High EPSS 0.29% · P19

Possible ATT&CK Techniques 1 AI

T1083 · File and Directory Discovery
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I. Basic Information for CVE-2021-33183

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Improper limitation of a pathname to a restricted directory ('Path Traversal') vulnerability container volume management component in Synology Docker before 18.09.0-0515 allows local users to read or write arbitrary files via unspecified vectors.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
对路径名的限制不恰当(路径遍历)
Source: CVE Program / CVE List V5
Vulnerability Title
Docker 路径遍历漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Docker是美国Docker公司的一款开源的应用容器引擎。该产品支持在Linux系统上创建一个容器（轻量级虚拟机）并部署和运行应用程序，以及通过配置文件实现应用程序的自动化安装、部署和升级。 Synology Docker 18.09.0-0515之前存在路径遍历漏洞，该漏洞允许本地用户通过未指定的向量读取或写入任意文件
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Synology Synology Docker unspecified ~ 18.09.0-0515 -

II. Public POCs for CVE-2021-33183

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III. Intelligence Information for CVE-2021-33183

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Other References for CVE-2021-33183 (1)

Same Patch Batch · Synology · 2021-06-01 · 7 CVEs total

CVE-2021-29092 8.8 HIGH Synology Photo Station 代码问题漏洞
CVE-2021-29088 7.8 HIGH Synology DiskStation Manager 路径遍历漏洞
CVE-2021-33184 7.7 HIGH Synology Download Station 代码问题漏洞
CVE-2021-33180 7.3 HIGH Synology Media Server SQL注入漏洞
CVE-2021-33181 6.6 MEDIUM Synology Video Station Video Station 代码问题漏洞
CVE-2021-33182 5.0 MEDIUM Synology DiskStation Manager 路径遍历漏洞

IV. Related Vulnerabilities

Same vendor: Synology
Same weakness: CWE-22

V. Comments for CVE-2021-33183

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